Trump, Clinton and our nuclear wake-up call

(CNN)The possibility of Donald Trump winning the presidential election this November has renewed media and public interest in one of the most important responsibilities of the president: commanding America's massive nuclear arsenal and averting nuclear war. Kingston Reif Yet what has been lost in the angst that Mr. Trump might soon have the authority to launch nuclear weapons is the equally unnerving reality that the U.S. nuclear posture is already unnecessarily dangerous and redundant. Neither Trump nor Hillary Clinton have explained how they would seek to put U.S. doctrine on a safer footing and reduce global nuclear weapons risks. Last week, much to the concern of the Washington national...